improvement: remove await from "sent seen" method before sending messages.

backend/src/services/WbotServices/wbotMessageListener.ts

@@ -182,11 +182,13 @@ const handleMessage = async (
           groupContact = await verifyContact(msgGroupContact);
         }
 
+        const unreadMessages = msg.fromMe ? 0 : chat.unreadCount;
+
         const contact = await verifyContact(msgContact);
         const ticket = await FindOrCreateTicketService(
           contact,
           wbot.id!,
-          chat.unreadCount,
+          unreadMessages,
           groupContact
         );